<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<style>
    @keyframes myanime {
        0%{
            height: 30px;
            width: 30px;
            background-color: red;
        }
        25%{
            height: 40px;
            width: 40px;
            background-color: crimson;
        }
        50%{
            height: 50px;
            width: 50px;
            background-color: pink;
        }
        75%{
            height: 60px;
            width: 60px;
            background-color: black;
        }
        100%{
            height: 70px;
            width: 70px;
            background-color: green;
        }
        
    }
    .round-log{
        height: 60px;
        width: 20px;
        transition: width 10s;
        background-color: green;
    }
</style>
<body>
    <div class="round-log" id="ee" onclick="change()"></div>
    <script src="./anime.3.0.0-alpha.js"></script>
    <script>

function change(){
    let el=document.getElementById('ee')
    el.style.width=500+'px'
}
    </script>
</body>
</html>